Under special circumstances, when a table is dropped while being accessed in another session, IBM® Db2® could allow an authenticated user to cause a denial of service
DESCRIPTION: IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server), under specific circumstance of a table being dropped while being accessed in another session, could allow an authenticated user to cause a denial of srevice
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203031 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
All fix pack levels of IBM Db2 V9.7, V10.1, V10.5, V11.1, and V11.5 editions on all platforms are affected.
Customers running any vulnerable fixpack level of an affected Program, V9.7, V10.1, V10.5, V11.1 and V11.5, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent fixpack level for each impacted release: V9.7 FP11, V10.1 FP6, V10.5 FP11, V11.1.4 FP6, and V11.5.5 FP1. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.
|Release||Fixed in fix pack||APAR||Download URL|
|V9.7||TBD||IT36941||Special Build for V9.7 FP11:
|V10.1||TBD||IT36940||Special Build for V10.1 FP6:
|V10.5||TBD||IT36939||Special Build for V10.5 FP11:
|V11.1||TBD||IT36938||Special Build for V11.1 FP6:|
Workarounds and Mitigations
Get Notified about Future Security Bulletins
04 Aug 2021: Added Windows links for v10.1
23 Jun 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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04 August 2021